/* ============================================================
   auth.css — Batur Jeep Experience
   Halaman Login & Register — Split Layout Premium
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Montserrat:wght@600;700;800&family=Playfair+Display:ital,wght@1,400;1,500&display=swap');

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --primary:     #2D6A4F;
    --primary-dark:#1e4d38;
    --primary-mid: #3a7d5e;
    --accent:      #F4A261;
    --accent-dark: #e08040;
    --navy:        #1D3557;
    --white:       #FFFFFF;
    --offwhite:    #F8F9FA;
    --gray-50:     #F9FAFB;
    --gray-100:    #F3F4F6;
    --gray-200:    #E5E7EB;
    --gray-300:    #D1D5DB;
    --gray-400:    #9CA3AF;
    --gray-500:    #6B7280;
    --gray-700:    #374151;
    --gray-900:    #111827;
    --success:     #52B788;
    --danger:      #E63946;
    --warning:     #E9C46A;
    --border-r:    12px;
    --transition:  0.25s ease;
}

html, body {
    height: 100%;
    font-family: 'Poppins', sans-serif;
    background: var(--offwhite);
    color: var(--gray-900);
    -webkit-font-smoothing: antialiased;
}

/* ── Split Layout ─────────────────────────────────────────── */
.auth-wrapper {
    display: flex;
    min-height: 100vh;
}

/* ── LEFT PANEL — Photo Side ──────────────────────────────── */
.auth-left {
    position: relative;
    width: 52%;
    flex-shrink: 0;
    overflow: hidden;
}

.auth-left__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 8s ease;
}
.auth-left:hover .auth-left__bg {
    transform: scale(1.04);
}

/* Dark overlay gradient */
.auth-left__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.18) 0%,
        rgba(0,0,0,0.25) 40%,
        rgba(10,30,20,0.70) 80%,
        rgba(10,30,20,0.82) 100%
    );
}

/* Content inside left panel */
.auth-left__content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: 100%;
    padding: 3rem 3.5rem;
}

/* Brand logo at top */
.auth-left__brand {
    position: absolute;
    top: 2.5rem;
    left: 3.5rem;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
}
.auth-left__brand-icon {
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}
.auth-left__brand-name {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.02em;
    line-height: 1.2;
    text-transform: uppercase;
}

/* Headline */
.auth-left__headline {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.auth-left__tagline {
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-size: 1rem;
    color: rgba(255,255,255,0.78);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* Feature highlight cards */
.auth-features {
    background: rgba(10, 20, 15, 0.55);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 1.5rem 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.auth-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
}

.auth-feature-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(244,162,97,0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.9rem;
    color: var(--accent);
    margin-top: 1px;
}

.auth-feature-text strong {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.1rem;
}

.auth-feature-text span {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.82);
    line-height: 1.45;
}

/* LEFT footer */
.auth-left__footer {
    position: absolute;
    bottom: 1.5rem;
    left: 3.5rem;
    right: 3.5rem;
    z-index: 3;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.45);
}

/* ── RIGHT PANEL — Form Side ──────────────────────────────── */
.auth-right {
    flex: 1;
    background: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow-y: auto;
}

.auth-right__inner {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem 4rem;
    max-width: 520px;
    width: 100%;
    margin: 0 auto;
}

/* Form heading */
.auth-heading {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.025em;
    margin-bottom: 0.4rem;
    line-height: 1.15;
}

.auth-subheading {
    font-size: 0.92rem;
    color: var(--gray-500);
    margin-bottom: 2.25rem;
    line-height: 1.5;
}

/* ── Flash Alert ──────────────────────────────────────────── */
.auth-alert {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.8rem 1rem;
    border-radius: 10px;
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
    border: 1px solid transparent;
}
.auth-alert--error {
    background: #fff1f2;
    border-color: #fecdd3;
    color: #be123c;
}
.auth-alert--success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #15803d;
}

/* ── Form Groups ──────────────────────────────────────────── */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    position: relative;
}

/* Label row (label + helper link side by side) */
.form-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.form-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--gray-700);
}

.form-label-link {
    font-size: 0.78rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: color var(--transition);
}
.form-label-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ── Inputs ───────────────────────────────────────────────── */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: 'Poppins', sans-serif;
    font-size: 0.92rem;
    color: var(--gray-900);
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--border-r);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    -webkit-appearance: none;
}

.form-control::placeholder {
    color: var(--gray-300);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.12);
    background: #fafffe;
}

.form-control.is-invalid {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.form-control.is-valid {
    border-color: var(--success);
}

/* Prefix (flag/code for phone) */
.input-prefix {
    position: absolute;
    left: 1rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    color: var(--gray-700);
    font-weight: 500;
    pointer-events: none;
    z-index: 1;
}
.input-prefix-flag {
    font-size: 1rem;
}
.form-control.has-prefix {
    padding-left: 3.8rem;
}

/* Toggle password */
.btn-toggle-password {
    position: absolute;
    right: 0.875rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-400);
    padding: 0.25rem;
    display: flex;
    align-items: center;
    transition: color var(--transition);
}
.btn-toggle-password:hover {
    color: var(--gray-700);
}

/* Error message */
.form-error {
    font-size: 0.78rem;
    color: var(--danger);
    margin-top: 0.15rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* ── Password Strength ────────────────────────────────────── */
.password-strength-wrap {
    margin-top: 0.35rem;
}

.strength-bar-track {
    height: 3px;
    background: var(--gray-200);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.3rem;
}

.strength-bar-fill {
    height: 100%;
    border-radius: 2px;
    width: 0%;
    transition: width 0.35s ease, background 0.35s ease;
}

.strength-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.strength-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--gray-400);
    transition: color 0.3s;
}

.strength-hint {
    font-size: 0.72rem;
    color: var(--gray-400);
}

/* Strength levels */
.strength-1 .strength-bar-fill { width: 25%; background: var(--danger); }
.strength-1 .strength-label    { color: var(--danger); }
.strength-2 .strength-bar-fill { width: 50%; background: var(--warning); }
.strength-2 .strength-label    { color: #b58900; }
.strength-3 .strength-bar-fill { width: 75%; background: var(--accent); }
.strength-3 .strength-label    { color: var(--accent-dark); }
.strength-4 .strength-bar-fill { width: 100%; background: var(--success); }
.strength-4 .strength-label    { color: var(--primary); }

/* ── Checkbox ─────────────────────────────────────────────── */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    cursor: pointer;
    padding: 0.1rem 0;
}

.form-check__input {
    width: 18px;
    height: 18px;
    border: 1.5px solid var(--gray-300);
    border-radius: 5px;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    flex-shrink: 0;
    margin-top: 1px;
    transition: border-color var(--transition), background var(--transition);
    position: relative;
    background: var(--white);
}

.form-check__input:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.form-check__input:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 5px;
    height: 9px;
    border: 2px solid white;
    border-top: 0;
    border-left: 0;
    transform: rotate(40deg);
}

.form-check__label {
    font-size: 0.875rem;
    color: var(--gray-500);
    cursor: pointer;
    line-height: 1.5;
}

.form-check__label a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}
.form-check__label a:hover { text-decoration: underline; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn-auth {
    width: 100%;
    padding: 0.95rem 1.5rem;
    border: none;
    border-radius: var(--border-r);
    font-family: 'Poppins', sans-serif;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background var(--transition), transform 0.15s, box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-auth::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0);
    transition: background 0.2s;
}
.btn-auth:hover::after { background: rgba(255,255,255,0.08); }
.btn-auth:active { transform: translateY(1px); }

/* Primary (hijau — login) */
.btn-auth--primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(45,106,79,0.3);
}
.btn-auth--primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 6px 18px rgba(45,106,79,0.38);
}

/* Accent (oranye — register) */
.btn-auth--accent {
    background: var(--accent);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(244,162,97,0.35);
}
.btn-auth--accent:hover {
    background: var(--accent-dark);
    box-shadow: 0 6px 18px rgba(244,162,97,0.42);
}

/* Loading state */
.btn-auth.is-loading {
    pointer-events: none;
    opacity: 0.8;
}
.btn-auth.is-loading .btn-text { visibility: hidden; }
.btn-auth.is-loading::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: white;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }

/* ── Divider ──────────────────────────────────────────────── */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--gray-300);
    font-size: 0.8rem;
}
.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

/* ── Switch link (già hai akun?) ──────────────────────────── */
.auth-switch {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-500);
}
.auth-switch a {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
    transition: color var(--transition);
}
.auth-switch a:hover { color: var(--primary-dark); text-decoration: underline; }

/* ── Right footer ─────────────────────────────────────────── */
.auth-right__footer {
    padding: 1.25rem 4rem;
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
    gap: 1.5rem;
}
.auth-right__footer a {
    font-size: 0.78rem;
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition);
}
.auth-right__footer a:hover { color: var(--gray-700); }

/* ── Micro animations ─────────────────────────────────────── */
.auth-right__inner {
    animation: fadeSlideIn 0.5s ease both;
}
@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
    .auth-left  { display: none; }
    .auth-right { background: var(--offwhite); }
    .auth-right__inner { padding: 2.5rem 2rem; max-width: 100%; }
    .auth-right__footer { padding: 1rem 2rem; }
}

@media (max-width: 480px) {
    .auth-right__inner { padding: 2rem 1.25rem; }
}